Results 31 to 40 of about 144,241 (292)

Digital Current-Control Schemes [PDF]

open access: yes, 2009
The paper is about comparing the performance of digital signal processor-based current controllers for three-phase active power filters. The wide use of nonlinear loads, such as front-end rectifiers connected to the power distribution systems for dc ...
Bojoi, Iustin Radu   +3 more
core   +1 more source

Reactive Power Compensation

open access: yes, 2012
Rao S. Thallam Salt River Project 18.1 The Need for Reactive Power Compensation 18-1 Shunt Reactive Power Compensation . Shunt Capacitors 18.2 Application of Shunt Capacitor Banks in Distribution Systems—A Utility Perspective 18-2 18.3 Static VAR Control 18-3 Description of SVC . How Does SVC Work?
Wolfgang Hofmann   +2 more
  +5 more sources

Balancing reactive compensation at three-phase four-wire systems with a sinusoidal and asymmetrical voltage source [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
The article presents the essentials of reactance compensation of unbalanced loads in three-phase four-wire systems powered by a sinusoidal and asymmetrical voltage source.
Z. Sołjan, G. Hołdyński, M. Zajkowski
doaj   +1 more source

New trends in active filters for improving power quality [PDF]

open access: yes, 1995
Since their basic compensation principles were proposed around 1970, active filters have been studied by many researchers and engineers aiming to put them into practical applications.
Akagi, Hirofumi
core   +1 more source

Reactive power compensation by modular multilevel flying capacitor converter-based STATCOM using PS-PWM [PDF]

open access: yes, 2014
This paper presents a simulation study into the implementation of a modular multi-level flying capacitor converter as a STATCOM. The converter modulation scheme applied is based on Phase Shifted PWM and the two scenarios which require compensation are ...
Efika, IB, Nwobu, CJ, Zhang, L
core   +1 more source

Optimal Location and Sizing of Renewable Distributed Generators for Improving Voltage Stability and Security Considering Reactive Power Compensation

open access: yesEnergies, 2022
The integration of renewable resources into the existing power distribution system is expanding to reduce gas emissions, treat climate change and satisfy the current global need for clean energy. If the location and size of these renewable generators are
Akanit Kwangkaew   +3 more
doaj   +1 more source

Wireless Autonomous Power Flow Control in Converter-Fed Microgrids [PDF]

open access: yes, 2014
When total apparent power of the energy storage system (ESS) interfacing converter is fixed, the higher the requirement on reactive power in the microgrid system with distributed multiple converters, the weaker the ability of ESS to balance theactive ...
Guerrero, Josep M.   +4 more
core   +2 more sources

Technique for Reactive Loss Reduction and Loading Margin Enhancement Using the Curves of Losses versus Voltage Magnitude

open access: yesEnergies, 2023
This paper presents an alternative methodology to obtain the precise amount of shunt reactive power compensation in order to simultaneously reduce the total reactive power losses, improve the voltage profile and increase the loading margin of power ...
Guilherme Barbosa Lima   +5 more
doaj   +1 more source

REACTIVE POWER. REACTIVE POWER COMPENSATION.

open access: yes, 2022
It is possible to economically save electricity by compensating reactive energy in electric motors. Below we will consider the power of the capacitor device to compensate the reactive power through the simplest calculations.
openaire   +1 more source

Local Control of Reactive Power by Distributed Photovoltaic Generators [PDF]

open access: yes, 2010
High penetration levels of distributed photovoltaic (PV) generation on an electrical distribution circuit may severely degrade power quality due to voltage sags and swells caused by rapidly varying PV generation during cloud transients coupled with the ...
Backhaus, Scott   +3 more
core   +1 more source

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